Mattress: BIOCEN O-RS 3/3Mattress base: UF-RH 3/3 The moosburger® BIOCEN O-RS combined with the under-mattress UF-RH provides a firm agreeable sleeping system. Excellent for back ache, spine and intervertebral disc problems. Mattress: BIOCEN MA-RSMattress base: BIOCEN UM-RS 3/3 The BIOCEN UM-RS combined with the BIOCEN MA-RS gives a cuddlier sleeping feeling. Mattress: BIOCEN OH-RSMattress base: FLEXIBLE SLATTED FRAME The moosburger® BIOCEN OH-RS is especially suitable on flexible slatted frames. The mattress moves with every movement of the frame. Mattress: BIOCEN O-RSMattress base: STANDARD The moosburger® mattress BIOCEN O-RS can be used on every stable mattress base. The more flexible the base, the more flexible is the mattress. Mattress pad: BIOCEN MA-RSMattress base: STANDARD The moosburger® mattress pad BIOCEN MA-RS makes the sleeping surface more yielding and softer. It is ideal for an over firm mattress. Mattress pad: MS-RSMattress base: STANDARD The moosburger® MS-RS improves the sleeping atmosphere on cold or over warm mattresses.Ideal in summer and winter.